Condensed Structural Formula Practice Problems

Convert the condensed formula to the line-angle structures for the following organic compounds.
a. (CH₃)₃CCHO
b. CH₃COCH₂COOH

Show how to draw line-angle structures corresponding to the following condensed formula.
(a) CH₃CH₂CH₂CONH₂
(b) CH₃COCH₃

Draw a skeletal structure corresponding to each of the following condensed structures.

a. CH₃CH₂CH(CH₃)CH₂CH₂CH(CH₃)₂

b. (CH₃)₃COC(CH₃)₃

c.  (CH₃)₂CHOH

a. Draw the condensed formula of all alkenes with molecular formula C₅H₁₀, and assign systematic names to each. (ignore stereoisomers)

b. Identify the alkenes which can show E and Z isomerism.

c. Identify the most stable and the least stable alkene among them.

Draw the non-bonding electron pairs missing from the condensed structures of the following compounds.

(i) CH₃CH₂CH₂NH₂

(ii) CH₃CH₂NHCH₂CH₃

(iii) CH₃CH₂CH₂OH

Draw the appropriate condensed structure of a hydrocarbon that contains
(i) two carbons with sp³ hybridization.
(ii) two carbons with sp³ hybridization and two carbons with sp² hybridization.
(iii) three carbons with sp³ hybridization and two carbons with sp hybridization.

Write the appropriate condensed structures for the compounds given below.
(i) 1-hexyne
(ii) 5-methyl-3-octyne

Write the appropriate condensed structures for the compounds given below.
(i) ethoxyethyne
(ii) ethyl-n-propylacetylene

Write the appropriate condensed structures for the compounds given below.
(i) vinyl chloride
(ii) 1,3-dimethylcyclohexene
(iii) allylvinylamine